Thanks to the Food Safety Modernization Act of 2010, which gives the FDA much more power to demand food safety testing (and reduce the need for recalls after people become ill), I think the demand for NEOG products will increase dramatically over the next five years.

FORBES: It's A Safe Bet To Gobble Up Shares Of Neogen

The government's review will consider the responsibilities of food businesses and practices throughout the supply chain, including safety, food authenticity, auditing, testing and health issues.

BBC: Horsemeat scandal to be reviewed, government announces

But Biosensors could also be used for testing water quality and food safety (the toxins produced by food-spoiling bacteria would show up easily).

ECONOMIST: Medical diagnostics

Mothers of young children have been particularly aggressive about prodding the government to increase food testing, and to re-evaluate the safety limit and impose more restrictions, such as a ceiling on radiation measurements in school lunches.

WSJ: Radioactive Traces Found in Japan Baby Formula

Companies are legally obliged to inform the FDA of such findings from their own testing, said Caroline Smith DeWaal, director of food safety for Center for Science in the Public Interest.

WSJ: Coke, Pepsi Attempt to Ease O.J. Fears